Meet The Owner


(314) 631-5892

Request Service | Request a Bid

 Serving St. Louis for over 20 years!  
(314) 631-5892
Go green with Geothermal!


Hoffmann Brothers St Louis Geothermal Heating & Cooling started in 1988. The owner, Robert Hoffmann, was born and raised in the St Louis area. Hoffmann Brothers Heating & Air Conditioning is the Premier Geothermal Heat Pump Company in St Louis. We are one of the only companies in the St Louis area that has a licensed Engineer as an owner. Here is a some information about Robert Hoffmann:
Robert Hoffmann
·         University of Missouri Rolla Graduate
·         Bachelor of Science in Mechanical Engineering
·         Began his career at Procter and Gamble in Cincinnati, Ohio
·         Robert graduated from Ranken Technical College.
·         Serves on the board of ACCA and previously served as President for 2 years
·         Voted Air Conditioning Contractor Man of the Year in 2000, 2001, 2002
·         Was a member of Kappa Sigma, and is avidly involved as an Alumni
·         He serves on the Kappa Sigma House Corporation for over 20 years, 12 of which he was President.
·         In 1995, Robert Hoffmann was honored as Kappa Sigma Man of Year.
·         Served on the building committee of Chaminade College Preparatory school.
·         Serves on the Executive Board of Better Business Bureau
·         Robert has served on the advisory board for both Ranken and Vatterott Technical College
·         He served as President of the UMKC parents association.
·         Robert is a board member of Associated Builders and Contractors and served as President in 2006.   

Contact the Expert Geothermal Contractors at Hoffmann Brothers

For over 20 years, Hoffmann Brothers has proudly installed and serviced Geothermal and other Energy Efficient heating and cooling systems throughout the St. Louis, Missouri Metropolitan Area. Please give us a call today at (314) 631-5892 or send us an email on our
Our service area includes St. Louis County, Missouri, St. Louis City, Jefferson County, St. Charles County, St. Clair, Illinois, Madison County, Kirkwood, Chesterfield, Des Peres, Wildwood, Ladue, Town and Country, Frontenac, Clayton, Sunset Hills, and Creve Coeur. Hoffmann Brothers is the premier St. Louis, Missouri Geothermal Heating and Cooling Contractor. Call for your Free Geothermal Heat Pump Energy Audit! Learn more about our owners!


Save $20 off any repair.

Contact Hoffmann Brothers for information on tax credits that are available for a Geothermal Heat Pump Installation!

Hoffmann Friends

Hoffmann Brothers Heating & Air Conditioning:

1025 Hanley Industrial
St. Louis, MO 63144
Office: (314) 664-3011
Fax: (314) 256-2716

St Louis Plumbing Contractors
1027 Hanley Industrial
St. Louis, MO 63144
(314) 664-9705

St Louis Water Heater Contractors:
4312  McRee
St. Louis, MO 63110
Office: (314) 664-8574

Hoffmann Brothers St. Louis Mechanical Contractors:
1635 Tower Grove Avenue
St. Louis, MO 63110
Office: (314) 664-3536

St Louis Missouri Workers Compensation

Roskin & Hoffmann
10900 Manchester Rd, STE 213
St. Louis, MO 63122
Office: (314) 821-9013
Fax: (314) 821-4580

The Law Offices of Stephen J. Hoffmann
105 Concord Plaza, Suite 209
St. Louis, MO 63128
Office: (314) 729-0803

Tennessee Geothermal Contractor

Roscoe Brown
959 N Thompson Lane
Murfreesboro, TN 37129
Office: (615) 893-6972




Our Location


Hoffmann Brothers
Geothermal Heating & Cooling Company
4301 Lafayette Ave.
St Louis, MO 63110